<template>
    <el-dialog
        :title="!dataForm.id ? '新增' : '修改'"
        :close-on-click-modal="false"
        :visible.sync="visible">
        <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()"
                 label-width="80px">
            <el-form-item label="类型" prop="type">
                <el-radio-group v-model="dataForm.type" :onchange="changeType(this.dataForm.type)">
                    <el-radio-button v-for="(type, index) in dataForm.typeList" :label="index" :key="index">{{ type }}
                    </el-radio-button>
                </el-radio-group>
            </el-form-item>
            <el-form-item :label="dataForm.typeList[dataForm.type] + '名称'" prop="name">
                <el-input v-model="dataForm.name" :placeholder="dataForm.typeList[dataForm.type] + '名称'"></el-input>
            </el-form-item>
            <el-form-item label="上级菜单" prop="parentName">
                <el-popover
                    ref="menuListPopover"
                    placement="bottom-start"
                    v-model="popover_visible"
                    trigger="click">
                    <el-tree
                        :data="menuList"
                        :props="menuListTreeProps"
                        node-key="menuId"
                        ref="menuListTree"
                        @current-change="menuListTreeCurrentChangeHandle"
                        :default-expand-all="true"
                        :highlight-current="true"
                        :expand-on-click-node="false">
                    </el-tree>
                </el-popover>
                <el-input v-model="dataForm.parentName" placeholder="点击选择上级菜单" v-popover:menuListPopover
                          :readonly="true" class="menu-list__input"/>
            </el-form-item>
            <el-form-item v-if="dataForm.type === 1" label="菜单路由" prop="url">
                <el-input v-model="dataForm.url" placeholder="菜单路由"></el-input>
            </el-form-item>
            <el-form-item v-if="dataForm.type !== '0'" label="授权标识" prop="perms">
                <el-input v-model="dataForm.perms" placeholder="多个用逗号分隔, 如: user:list,user:create"></el-input>
            </el-form-item>
            <el-form-item v-if="dataForm.type !== '2'" label="排序号" prop="orderNum">
                <el-input-number v-model="dataForm.orderNum" controls-position="right" :min="0"
                                 label="排序号"></el-input-number>
            </el-form-item>
            <el-form-item v-if="dataForm.type !== 2" label="菜单图标" prop="icon">
                <el-row>
                    <el-col :span="22">
                        <el-popover
                            ref="iconListPopover"
                            placement="bottom-start"
                            trigger="click"
                            popper-class="mod-menu__icon-popover">
                            <div class="mod-menu__icon-list">
                                <!--<el-button
                                    v-for="(item, index) in iconList"
                                    :key="index"
                                    @click="iconActiveHandle(item)"
                                    :class="{ 'is-active': item === dataForm.icon }">
                                        &lt;!&ndash;<icon-svg :name="item"></icon-svg>&ndash;&gt;
                                </el-button>-->
                            </div>
                        </el-popover>
                        <!--<el-input v-model="dataForm.icon" v-popover:iconListPopover :readonly="true"-->
                        <el-input v-model="dataForm.icon" :readonly="true"
                                  placeholder="菜单图标名称" class="icon-list__input"></el-input>
                    </el-col>
                    <el-col :span="2" class="icon-list__tips">
                        <el-tooltip placement="top" effect="light">
                            <div slot="content">全站推荐使用SVG Sprite, 详细请参考:<a
                                href="//github.com/daxiongYang/renren-fast-vue/blob/master/src/icons/index.js"
                                target="_blank">icons/index.js</a>描述
                            </div>
                            <i class="el-icon-warning"></i>
                        </el-tooltip>
                    </el-col>
                </el-row>
            </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
    </el-dialog>
</template>

<script>
    import util from '../../common/utils'
    import {menuList, menuAdd, menuUpdate} from '../../api/system/menu';
    // import Icon from '@/icons'

    export default {
        data() {
            var validateUrl = (rule, value, callback) => {
                if (this.dataForm.type === 1 && !/\S/.test(value)) {
                    callback(new Error('菜单URL不能为空'))
                } else {
                    callback()
                }
            }
            return {
                popover_visible: false,
                visible: false,
                dataForm: {
                    id: null,
                    type: 1,
                    typeList: ['目录', '菜单', '按钮'],
                    name: '',
                    parentId: 0,
                    parentName: '',
                    url: '',
                    perms: '',
                    orderNum: 0,
                    icon: '',
                    iconList: []
                },
                dataRule: {
                    name: [
                        {required: true, message: '菜单名称不能为空', trigger: 'blur'}
                    ],
                    parentName: [
                        {required: true, message: '上级菜单不能为空', trigger: 'change'}
                    ],
                    url: [
                        {validator: validateUrl, trigger: 'blur'}
                    ]
                },
                menuList: [],
                menuListTreeProps: {
                    label: 'name',
                    children: 'children'
                }
            }
        },
        created() {
            // this.iconList = Icon.getNameList()
        },
        methods: {
            init(row, id) {
                let that = this;
                that.dataForm.id = id || 0
                menuList(null).then((res) => {
                    that.menuList = util.treeDataTranslateMenu(res.data, 'menuId')
                }).then(() => {
                    that.visible = true
                    that.$nextTick(() => {
                        this.$refs['dataForm'].resetFields();
                        if (!that.dataForm.id) {
                            // 新增
                            that.menuListTreeSetCurrentNode()
                        } else {
                            // 修改
                            that.dataForm.id = row.menuId
                            that.dataForm.type = row.type + ''
                            that.dataForm.name = row.name
                            that.dataForm.parentId = row.parentId
                            that.dataForm.url = row.url
                            that.dataForm.perms = row.perms
                            that.dataForm.orderNum = row.orderNum
                            that.dataForm.icon = row.icon
                            that.menuListTreeSetCurrentNode()
                        }
                    })
                })

            },

            // 菜单树选中
            menuListTreeCurrentChangeHandle(data, node) {
                this.dataForm.parentId = data.menuId
                this.dataForm.parentName = data.name
                this.popover_visible = false;
            },
            // 菜单树设置当前选中节点
            menuListTreeSetCurrentNode() {
                this.$refs.menuListTree.setCurrentKey(this.dataForm.parentId)
                this.dataForm.parentName = (this.$refs.menuListTree.getCurrentNode() || {})['name']
            },
            // 图标选中
            iconActiveHandle(iconName) {
                this.dataForm.icon = iconName
            },
            changeType(index) {
                // console.info(index);
            },
            // 表单提交
            dataFormSubmit() {
                this.$refs['dataForm'].validate((valid) => {
                    if (valid) {
                        let that = this;
                        let menuId = this.dataForm.id;
                        let data = {
                            menuId: this.dataForm.id || undefined,
                            type: this.dataForm.type,
                            name: this.dataForm.name,
                            parentId: this.dataForm.parentId,
                            url: this.dataForm.url,
                            perms: this.dataForm.perms,
                            orderNum: this.dataForm.orderNum,
                            icon: this.dataForm.icon
                        }
                        if (0===menuId ||undefined === menuId) {
                            menuAdd(data).then((res) => {
                                if (res && res.status) {
                                    this.$message({
                                        message: '操作成功',
                                        type: 'success',
                                        duration: 1500,
                                        // onClose: () => {
                                        //     this.getDataList()
                                        // }
                                    })
                                } else {
                                    this.$message.error(res.msg)
                                }
                            });
                        } else {
                            menuUpdate(data).then((res) => {
                                if (res && res.status) {
                                    this.$message({
                                        message: '操作成功',
                                        type: 'success',
                                        duration: 1500,
                                        // onClose: () => {
                                        //     this.getDataList()
                                        // }
                                    })
                                } else {
                                    this.$message.error(res.msg)
                                }
                            });
                        }
                    }

                })
            }
        }
    }
</script>

<style lang="scss">
    .mod-menu {
        .menu-list__input,
        .icon-list__input {
            > .el-input__inner {
                cursor: pointer;
            }
        }

        &__icon-popover {
            max-width: 370px;
        }

        &__icon-list {
            max-height: 180px;
            padding: 0;
            margin: -8px 0 0 -8px;

            > .el-button {
                padding: 8px;
                margin: 8px 0 0 8px;

                > span {
                    display: inline-block;
                    vertical-align: middle;
                    width: 18px;
                    height: 18px;
                    font-size: 18px;
                }
            }
        }

        .icon-list__tips {
            font-size: 18px;
            text-align: center;
            color: #e6a23c;
            cursor: pointer;
        }
    }
</style>
